June 2017
Beginner to intermediate
404 pages
8h 22m
English
Content preview from Learning Elasticsearch
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Searching for same value across multiple fields
The multi_match query is used to match the same value across multiple fields. When a user searches for biking jacket, searching just the product_name field might not find any matches. To widen the search, we should most probably also search the description field along with the product_name field. The document that contains both biking and jacket is shown here:
{ "product_name": "Men's Water Resistant Jacket", "description": "Provides comfort during biking and hiking", "unit_price": 69.99, "reviews": 5, "release_date": "2017-03-02" }
Scoring based on a single field is pretty straightforward, scoring based on multiple fields gets tricky. We can't use a match query with an operator as the terms ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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